Btrfs: fix extent boundary check in bio_readpage_error

Signed-off-by: Filipe David Borba Manana <fdmanana@gmail.com>
Signed-off-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Chris Mason <clm@fb.com>
This commit is contained in:
Filipe David Borba Manana
2014-01-28 13:19:47 -08:00
committed by Chris Mason
parent 5a4267ca20
commit 68ba990f7d
+1 -1
View File
@@ -2156,7 +2156,7 @@ static int bio_readpage_error(struct bio *failed_bio, u64 phy_offset,
return -EIO;
}
if (em->start > start || em->start + em->len < start) {
if (em->start > start || em->start + em->len <= start) {
free_extent_map(em);
em = NULL;
}